Foldable Stackable Pallet with Interlocking Corner Posts

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Solution Overview

Problem

The packaging industry faces challenges in creating packaging solutions that can efficiently serve both transportation and display needs, particularly in reducing time spent on unpacking and repositioning goods, while also allowing for easy stacking and interlocking of pallets.

Innovation Solution

A stackable pallet system formed from paper or plastic blanks, featuring a base with slots for corner posts and a divider panel, allowing for secure stacking and interlocking with other similar pallets, and optionally including a foldable cap for the topmost pallet in a stack.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of time

If traditional packaging is used for both transportation and display, then goods can be transported, but time is spent on unpacking and repositioning goods

Engineering Contradiction:
Improveunpacking and repositioning timeVSAvoiddual function as transport and display
Core Design Contradiction:
Loss of timeVSAdaptability or versatility

Solution Approach 1:

The pallet is designed to serve multiple functions: it can be used for transportation and then converted into a display stand by folding up the side walls. This multi-functionality eliminates the need for separate packaging and display solutions, directly reducing unpacking and repositioning time while maintaining versatility

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The pallet features foldable side walls that can transition between a flat configuration for transportation and an upright configuration for display. This dynamic structure allows the same object to adapt to different functional requirements, solving the time loss associated with repositioning goods

Inventive Principle:
Principle #15Dynamics

2Productivity

If pallets are designed to stack, then storage efficiency improves, but structural complexity increases

Engineering Contradiction:
Improvestacking efficiencyVSAvoidpallet structure
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The pallet is divided into modular components including a base, four corner posts with tabs, and foldable side walls. This segmentation allows each component to perform a specific function while enabling easy stacking through the tab-slot interface, improving stacking efficiency without excessive complexity

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The corner posts with upwardly extending tabs nest into corresponding slots on the base of pallets stacked above, creating a stable interlocking structure. This nesting mechanism enables efficient stacking while maintaining relatively simple individual pallet structures

Inventive Principle:
Principle #7Nested doll (Nesting)

3Stability of the object's composition

If corner posts with tabs are added to enable stacking, then stacking stability improves, but manufacturing complexity increases

Engineering Contradiction:
Improvestacking stabilityVSAvoidpallet assembly
Core Design Contradiction:
Stability of the object's compositionVSEase of manufacture

Solution Approach 1:

The corner posts are integrated directly into the side walls during the forming process, and the tabs are formed as integral parts of the corner posts. This merging of components reduces the number of separate parts to assemble while maintaining stacking stability through the tab-slot interlocking mechanism

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS11267609B2Stackable pallet display
Publication Date: 2022.03.08 MENASHA CORP
  • US11267609B2 patent drawing
  • US11267609B2 patent drawing
  • US11267609B2 patent drawing

AI summary

A stackable pallet display system includes a tray portion having a rectangular bottom wall, corner posts extending upward from corners of the tray portion and an interior divider panel extending upward from the tray portion. The tray, corner posts and interior divider wall of the system can be folded from blanks of material.